

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="../assets/css/common.css">
    <link rel="stylesheet" href="../assets/css/vue.css">
    <script src="../assets/js/vue.js"></script>
</head>
<body>
    <div id="app">
        <a href="../index.html" class="retu">BACK</a>
        <h1>生命周期-钩子函数</h1>
        <span>{{count}}</span>
        <button @click="jia">加分</button>
        <button onclick="app.$destroy()">销毁</button>
    </div>
    <script>
        let app = new Vue({
            el : '#app',
            data:{
               count:0
            },
            methods:{
                jia:function () {
                    this.count++;
                }
            },
            beforeCreate:function(){
                console.log('1-beforeCreate 初始化之后');
            },
            created:function(){
                console.log('2-created 创建完成');
            },
            beforeMount:function(){
                console.log('3-beforeMount 挂载之前');
            },
            mounted:function(){
                console.log('4-mounted 被创建');
            },
            beforeUpdate:function(){
                console.log('5-beforeUpdate 数据更新前');
            },
            updated:function(){
                console.log('6-updated 被更新后');
            },
            activated:function(){
                console.log('7-activated');
            },
            deactivated:function(){
                console.log('8-deactivated');
            },
            beforeDestroy:function(){
                console.log('9-beforeDestroy 销毁之前');
            },
            destroyed:function(){
                console.log('10-destroyed 销毁之后')
            }

        });
    </script>
</body>
</html>